Shop All Caps & Closures for Vials, Tubes, & Jars

Nunc™ CryoTube™ Colored Caps (Thermo Scientific™)

Color-code your sample vials with colored replacement closures for Nunc internally-threaded CryoTube vials, featuring silicone gasket to provide the best seal.

11mm Autosampler Vial Crimp Caps (Fisher Scientific™)

Minimize contamination from handling with pre-assembled caps and septa; compatible with most HPLC and GC autosamplers.

9mm Autosampler Vial Screw Thread Caps (Thermo Scientific™)

Prevent septa push through and over- and under-tightening. With AVCS built into these 9mm screw caps you will get an optimal, consistent seal every time.

Matrix™ SepraSeal and DuraSeal Capping Systems (Thermo Scientific™)

Accomodate a range of application and storage requirements. These flexible capping options allow automated piercing, visual identification and sterility preference.

Nalgene™ PPCO High Profile Closures with Color Coders for Micro Packaging Vials: Nonsterile (Thermo Scientific™)

Reduce the risk of contaminating contents with Thermo Scientific™ Nalgene™ PPCO High Profile Closures with Color Coders for Micro Packaging Vials.

Nalgene™ HDPE High Profile Closures with Color Coders for Micro Packaging Vials: Nonsterile (Thermo Scientific™)

Enable rapid identification by using these closures with color coders. Offered in a variety of colors, closures have no O-ring to fall out or contaminate contents.

Samco™ Tube Closures (Thermo Scientific™)

Depend on the reliable performance of these closures, available as two-position snap caps and universal caps.

Nalgene™ PPCO Low-Profile Closures for Micro Packaging Vials: Nonsterile, Bulk Pack (Thermo Scientific™)

Quickly identify samples with Thermo Scientific™ Nalgene™ PPCO Low-Profile Micro Packaging Vial Closures, offered in a variety of colors.

Screw Cap Microcentrifuge Tube Caps (Thermo Scientific™)

Prevent leakage under demanding conditions. These screw-cap tube caps with o-rings are optimized for secure short-term storage in low temperatures.

Matrix™ ScrewTop Tube Caps, Cap Trays and Cap Inserts (Thermo Scientific™)

Simplify sample storage with these color-coded caps and inserts, available racked in trays or in bulk to suit a variety of applications.

Nalgene™ Continuous Thread Lined Closures for Serum Vials: Sterile, Bulk Pack (Thermo Scientific™)

Eliminate the need for a rubber stopper with the safe-sealing solution of Thermo Scientific™ Nalgene™ Continuous Thread Lined Closures for Serum Vials.

8mm Autosampler Vial Crimp Caps (Thermo Scientific™)

8mm Crimp Top Closures provide a leak-resistant seal, feature 4mm openings and are available with a variety of septa materials with and without liners.

8mm Autosampler Vial Screw Thread Caps (Thermo Scientific™)

Available in an variety of styles to match your application. Pre-assembled caps and septa minimize contamination.

Nalgene™ Amber PPCO High Profile Closures with Color Coders for Micro Packaging Vials: Nonsterile (Thermo Scientific™)

Identify samples quickly. These threaded, high-profile closures are noncytotoxic and nonpyrogenic, and eliminate risky O-rings that might fall out or contaminate contents.

11mm Snap Top Caps - Routine Range (Thermo Scientific™)

Use routine snap caps for your optimum high throughput chromatographic analysis.

13mm Autosampler Vial Screw Thread Caps (Thermo Scientific™)

13mm Screw Thread Caps feature a 13-425 thread finish. Available in an assortment of styles, pre-assembled caps and septa minimize contamination.

13mm Autosampler Vial Septa (Thermo Scientific™)

13mm Septa for use with threaded caps Snap/Crimp Caps are available in PTFE/ Red Rubber, PTFE/Silicone or Red PTFE/White Silicone/Red PTFE.

Nalgene™ PPCO High Profile Closures with Color Coders for Micro Packaging Vials: Sterile, Bulk Pack (Thermo Scientific™)

Reduce the risk of contaminating contents using Thermo Scientific™ Nalgene™ PPCO High Profile Closures with Color Coders for Micro Packaging Vials.

11mm Autosampler Snap-It Caps (Thermo Scientific™)

11mm Wide Opening Snap-It Caps and Septa are easy to apply and easy to remove and fully compatible with all Snap-It vials.

PTFE-Lined Closed Caps (Thermo Scientific™)

PTFE-Lined Closed Caps are replacement caps for Thermo Scientific glass environmental sample bottles, jars, jugs and vials.

8mm Autosampler Vial Septa (Thermo Scientific™)

Septa for 8-425 Screw Thread Caps are constructed of PTFE, PTFE/rubber, or PTFE/silicone to suit a variety of applications.

Nalgene™ PPCO Amber High Profile Closures with Color Coders for Micro Packaging Vials: Sterile, Bulk Pack (Thermo Scientific™)

Quickly identify samples using these high profile closures. Offered sterile in a variety of colors, these closures have no O-ring to fall out or contaminate contents.

I-Chem™ Open-Top Septa Caps, 24-414mm, bonded septa, bulk (Thermo Scientific™)

Thermo Scientific™ Septa Caps include a bonded-in 0.045 in. thick septa.

Capitol Vial Universal Test Tube Plug Cap (Thermo Scientific™)

The Thermo Scientific™ Capitol Vial Universal Test Tube Plug Cap fits tubes with 12mm to 16mm diameter.

Septa for 3500/3500xL Genetic Analyzers, 8 strip (Applied Biosystems™)

These Septa for 8-strips were designed and validated for use with the 3500 series Genetic Analyzers.

For Research Use Only. Not for use in diagnostics procedures.

PTFE/Silicone Discs (Thermo Scientific™)

Combine the inertness of a PTFE coating with the resealability of silicone Thermo Scientific™ PTFE/Silicone Discs.

MicroAmp™ 12-Cap Strip (Applied Biosystems™)

MicroAmp® Cap Strips are designed to fit on MicroAmp® reaction tubes, tube strips, and 96-well plates. They are available in 8-cap and 12-cap strips in clear or an assorted set of red, orange, blue, and green. They have a domed profile and are suitable for end-point PCR. Attach caps using the MicroAmp® Cap Installing Tool.

Will not interfere with sample reading

• Provides tight seal to minimize evaporation
• Easy to apply and remove

Minimizes Evaporation
Use MicroAmp® Caps Strips to seal the tubes containing your precious samples. This will reduce the possibility of contamination among sample wells and help ensure reliable results.

Easy to Use
Use the MicroAmp® Cap Installing Tool to push the caps down and form a tight seal. When ready, just peel away the caps using the tabs at the end.

Colored for Easy Organization
MicroAmp® Caps Strips are available in different colors to help you keep track of your tubes during assay preparation.

Note: See user's manual or package insert for limited label license and trademark information. For Research Use Only. Not for use in diagnostics procedures.

Nalgene™ Friction-Fit Polypropylene Closures for Plastic Centrifuge Tubes (Thermo Scientific™)

Easily remove Thermo Scientific™ Nalgene™ Friction-Fit Polypropylene Closures for Plastic Centrifuge Tubes from the centrifuge with a convenient pull tab.

10mm Autosampler Vial Screw Thread Caps (Thermo Scientific™)

10mm Wide Opening Screw Caps and Septa feature a 10-425 thread finish and are available in an assortment of styles to match your application needs.

Sterilin™ Silicone Rubber Discs (Thermo Scientific™)

Reduce opportunity for leakage in caps, injection ports and other applications. Translucent silicone material provides excellent performance over a wide temperature range.